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Original New 4-20mA Valve Controller Samson 3763 3725 3730 3730-3 Electro Pneumatic Valve Positioner with Angle Valve

1
MOQ
US $1500.00 - 2150.00/ Set
Price
Original New 4-20mA Valve Controller Samson 3763 3725 3730 3730-3 Electro Pneumatic Valve Positioner with Angle Valve
Features Gallery Product Description Ratings & Review Request A Quote
Features
Specifications
Temperature Of Media: High Temperature, Low Temperature, Medium Temperature, Normal Temperature
Hysteresis: ≤0.3 %
Degree Of Protection: IP 66/NEMA 4X
Minimum Current: 3.6 MA For Display 3.8 MA For Operation
Static Destruction Limit: 100 MA
Signal Range: 4 To 20 MA
Sensitivity: ≤0.1 %
Highlight:

Samson 4-20mA valve controller

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Electro pneumatic valve positioner

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Samson angle valve positioner
Basic Infomation
Brand Name: Samson
Model Number: 3730-3
Payment & Shipping Terms
Packaging Details: Cardboard box
Delivery Time: 60 work days
Payment Terms: T/T
Supply Ability: 1000 sets per year
Product Description
Samson 3730-3 Electro-Pneumatic Positioner
Product Overview

The Samson 3730-3 Electro-Pneumatic Positioner is a reliable solution for valve automation in hazardous and demanding industrial conditions. With HART communication and SIL 2 certification, it offers robust control for rotary and linear actuators, featuring self-calibration and low air consumption. The 3730-3's IP66 enclosure and ATEX approval make it suitable for explosive atmospheres in oil and gas, mining, and chemical plants. Its advanced diagnostics and easy local interface ensure long-term reliability and minimal downtime.

Key Features
  • Hazardous Area Reliability: ATEX and SIL 2 for explosive zones.
  • HART Diagnostics: Remote monitoring for valve health.
  • Self-Calibration: Automatic for reliable setup.
  • Low Air Consumption: Cost-effective operation.
  • IP66 Protection: Durable in harsh conditions.
  • Universal Compatibility: Rotary and linear actuators.
  • Fast Response: Precise in dynamic processes.
  • Local Interface: Easy on-site adjustments.
Technical Specifications
Parameter Specification
Input Signal 4-20 mA HART
Air Supply 1.4-6 bar
Stroke Range Linear: 3.6-200 mm; Rotary: 24-100°
Accuracy ±0.5%
Temperature Range -40°C to +85°C
Enclosure Rating IP66
Certifications SIL 2, ATEX
Applications
  • Mining: Valve control in dusty zones.
  • Oil and Gas: Explosion-proof pipeline automation.
  • Chemical Plants: Reliable in corrosive areas.
  • Power: Steam valve in hazardous setups.
  • Water: Flow in treatment facilities.
Frequently Asked Questions
Is the 3730-3 for hazardous areas?

Yes, ATEX and SIL 2 certified.

How does HART help?

Remote diagnostics and configuration.

What is self-calibration?

Automatic adjustment for reliability.

What actuators?

Rotary and linear pneumatic.

How low is air use?

Optimized for efficiency.

Contact Us
  • Email: jessieliu@gbsxj.com
  • Phone: +8618855092962
  • Website: https://www.shgongboshi.com/
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Ratings & Review

Overall Rating

5.0
Based on 50 reviews for this supplier

Rating Snapshot

The following is the distribution of all ratings
5 stars
100%
4 stars
0%
3 stars
0%
2 stars
0%
1 stars
0%

All Reviews

D
Daulet Nurgazin
Kazakhstan Mar 19.2026
Helpful (3)
I purchased the Flowserve 3821 and am very satisfied with the overall transaction. The item arrived in good condition, matched the specifications accurately, and performed as expected. The seller demonstrated strong professionalism, provided a reasonable price, and ensured the delivery schedule was met. A dependable supplier that I would confidently work with again.
A
Amir Rezaei
United Arab Emirates Jan 6.2026
Helpful (6)
We have been cooperating for 3 years with stable supply and reliable service
A
Anggoro Fikri
Indonesia Jan 31.2025
Helpful (2)
good quality
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Contact Person : Mr. Edward Zhao
Tel : +8615000725058
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edward.zhao@gongboshi.com
+8615000725058
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